AirHint found the following cheapest one-way flights from London (LON) to Phnom-penh (PNH) in September 2025 (see full year).
08 Sep | Wizz Air Malta | ||
10 Sep | Wizz Air Malta | ||
21 Sep | China Southern | ||
17 Sep | China Southern | ||
01 Sep | Emirates |
Also check the deals for return flights from London to Phnom-penh in September.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.